Mercurial > gemma

comparison pkg/imports/sr.go @ 5415:4ad68ab239b7 marking-single-beam

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Factored creation of default class breaks in SR import to be reused with markings, too.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 07 Jul 2021 12:01:28 +0200
parents 34bc6041e61e
children 31b0e865e7a0
comparison
equal deleted inserted replaced
5414:bb402cdfe545 5415:4ad68ab239b7
897 } 897 }
898 898
899 return shapeToPolygon(s) 899 return shapeToPolygon(s)
900 } 900 }
901 901
902 func defaultClassBreaks(min, max float64) mesh.ClassBreaks {
903 var heights mesh.ClassBreaks
904 h := contourStepWidth * math.Ceil(min/contourStepWidth)
905 for ; h <= max; h += contourStepWidth {
906 heights = append(heights, h)
907 }
908 return heights
909 }
910
902 func generateIsos( 911 func generateIsos(
903 ctx context.Context, 912 ctx context.Context,
904 tx *sql.Tx, 913 tx *sql.Tx,
905 feedback Feedback, 914 feedback Feedback,
906 tree *mesh.STRTree, 915 tree *mesh.STRTree,
915 minZ, maxZ := tree.Min().Z, tree.Max().Z 924 minZ, maxZ := tree.Min().Z, tree.Max().Z
916 925
917 if err != nil { 926 if err != nil {
918 feedback.Warn("Loading class breaks failed: %v", err) 927 feedback.Warn("Loading class breaks failed: %v", err)
919 feedback.Info("Using default class breaks") 928 feedback.Info("Using default class breaks")
920 heights = nil 929 heights = defaultClassBreaks(minZ, maxZ)
921 h := contourStepWidth * math.Ceil(minZ/contourStepWidth)
922 for ; h <= maxZ; h += contourStepWidth {
923 heights = append(heights, h)
924 }
925 } else { 930 } else {
926 heights = heights.ExtrapolateClassBreaks(minZ, maxZ) 931 heights = heights.ExtrapolateClassBreaks(minZ, maxZ)
927 } 932 }
928 933
929 /* 934 /*